3385464 - Dump "CX_SISE_MSC_MODEL_ERROR "occurs during step Run JAVA Upgrader in Infrastructure Preparation

Step "Run Java Upgrader" fails with the following dump:

Category              ABAP Programming Error 
Runtime Errors        UNCAUGHT_EXCEPTION
Except.               CX_SISE_MSC_MODEL_ERROR
ABAP Program          CL_DIAGSTP_MNGD_TS============CP
Application Component SV-SMG-INS-CFG
Date and Time         23.09.2023 09:01:34

Short Text
    An exception has occurred that was not caught.

Error analysis
    An exception has occurred which is explained in more detail below. The                       
    exception is assigned to class 'CX_SISE_MSC_MODEL_ERROR' and was not caught in               
     procedure                                                                                   
    "SAVE_JAVA_NODE_PATHS" "(METHOD)", nor was it propagated by a RAISING clause.                
    Since the caller of the procedure could not have anticipated this                            
    exception, the current program was terminated.                                               
    The reason for the exception is:                                                              
    An exception was raised                                                                      
                                                                                                 
    This exception is closely related to a previous exception                                    
     "CX_DIAGLS_TEMPLATE_EXCEPTION", which                                                       
    was raised in program "CL_DIAGTPL_UTIL===============CP", in line 1671 of                    
     (include) program "CL_DIAGTPL_UTIL===============CM001". The                                
    reason for the exception occurring was:                                                      
    The Landscape returns an unexpected null object 

......
LS_SYSTEM                                                                                         
    XXX   JAVA                                                                               

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.

SAP Solution Manager 7.2

CX_SISE_MSC_MODEL_ERROR, Run JAVA Upgrader, Infrastructure Preparation, LS_SYSTEM, CL_DIAGSTP_MNGD_TS============CP, Enable Connectivity, CL_DIAGTPL_UTIL===============CM001 , KBA , SV-SMG-INS-CFG , Setup and Configuration of the Solution Manager system , Problem